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-rw-r--r--game/player/PlayerBulletPool.cpp11
-rw-r--r--game/player/PlayerBulletPool.h11
-rw-r--r--game/player/PlayerBulletScript.cpp41
-rw-r--r--game/player/PlayerBulletScript.h11
-rw-r--r--game/player/PlayerBulletSubScene.cpp52
-rw-r--r--game/player/PlayerBulletSubScene.h10
-rw-r--r--game/player/PlayerEndScript.cpp6
-rw-r--r--game/player/PlayerScript.cpp82
-rw-r--r--game/player/PlayerScript.h14
-rw-r--r--game/player/PlayerSubScene.cpp5
10 files changed, 235 insertions, 8 deletions
diff --git a/game/player/PlayerBulletPool.cpp b/game/player/PlayerBulletPool.cpp
new file mode 100644
index 0000000..5285ec8
--- /dev/null
+++ b/game/player/PlayerBulletPool.cpp
@@ -0,0 +1,11 @@
+#include "PlayerBulletPool.h"
+#include "PlayerBulletSubScene.h"
+using namespace std;
+
+void PlayerBulletPool::create_bullets(crepe::Scene & scn) {
+ PlayerBulletSubScene bullet;
+ int amount = 0;
+ while (amount < this->MAXIMUM_AMOUNT) {
+ amount = bullet.create(scn, amount);
+ }
+}
diff --git a/game/player/PlayerBulletPool.h b/game/player/PlayerBulletPool.h
new file mode 100644
index 0000000..9618d54
--- /dev/null
+++ b/game/player/PlayerBulletPool.h
@@ -0,0 +1,11 @@
+#pragma once
+
+#include <crepe/api/Scene.h>
+
+class PlayerBulletPool {
+public:
+ void create_bullets(crepe::Scene & scn);
+
+private:
+ static constexpr int MAXIMUM_AMOUNT = 20;
+};
diff --git a/game/player/PlayerBulletScript.cpp b/game/player/PlayerBulletScript.cpp
new file mode 100644
index 0000000..a823375
--- /dev/null
+++ b/game/player/PlayerBulletScript.cpp
@@ -0,0 +1,41 @@
+
+#include <crepe/api/Camera.h>
+#include <crepe/api/Metadata.h>
+#include <crepe/api/Rigidbody.h>
+
+#include "PlayerBulletScript.h"
+
+using namespace crepe;
+using namespace std;
+void PlayerBulletScript::init() {
+ this->subscribe<CollisionEvent>([this](const CollisionEvent & e) -> bool {
+ return this->on_collide(e);
+ });
+}
+void PlayerBulletScript::fixed_update(crepe::duration_t dt) {
+ Transform & transform = this->get_component<Transform>();
+ Camera & camera = this->get_components_by_name<Camera>("camera").front();
+ Transform & cam_transform = this->get_components_by_name<Transform>("camera").front();
+ Rigidbody & bullet_body = this->get_component<Rigidbody>();
+ transform.rotation += bullet_body.data.angular_velocity * dt.count();
+ transform.position += bullet_body.data.linear_velocity * dt.count();
+ vec2 half_screen = camera.viewport_size / 2;
+ float despawn_location = cam_transform.position.x + half_screen.x + 50;
+ if (transform.position.x > despawn_location) {
+ this->despawn_bullet();
+ }
+}
+
+void PlayerBulletScript::despawn_bullet() {
+ Transform & transform = this->get_component<Transform>();
+ Rigidbody & bullet_body = this->get_component<Rigidbody>();
+ bullet_body.active = false;
+ BehaviorScript & bullet_script = this->get_component<BehaviorScript>();
+ bullet_script.active = false;
+ transform.position = {0, -850};
+}
+
+bool PlayerBulletScript::on_collide(const CollisionEvent & e) {
+ this->despawn_bullet();
+ return false;
+}
diff --git a/game/player/PlayerBulletScript.h b/game/player/PlayerBulletScript.h
new file mode 100644
index 0000000..0637790
--- /dev/null
+++ b/game/player/PlayerBulletScript.h
@@ -0,0 +1,11 @@
+#pragma once
+#include <crepe/api/BehaviorScript.h>
+#include <crepe/api/Script.h>
+
+class PlayerBulletScript : public crepe::Script {
+public:
+ void init() override;
+ void fixed_update(crepe::duration_t dt) override;
+ bool on_collide(const crepe::CollisionEvent & e);
+ void despawn_bullet();
+};
diff --git a/game/player/PlayerBulletSubScene.cpp b/game/player/PlayerBulletSubScene.cpp
new file mode 100644
index 0000000..5e1c66e
--- /dev/null
+++ b/game/player/PlayerBulletSubScene.cpp
@@ -0,0 +1,52 @@
+#include <string>
+
+#include "../Config.h"
+#include <crepe/api/AI.h>
+#include <crepe/api/Animator.h>
+#include <crepe/api/BehaviorScript.h>
+#include <crepe/api/BoxCollider.h>
+#include <crepe/api/CircleCollider.h>
+#include <crepe/api/GameObject.h>
+#include <crepe/api/Rigidbody.h>
+#include <crepe/api/Scene.h>
+#include <crepe/api/Sprite.h>
+
+#include "PlayerBulletScript.h"
+#include "PlayerBulletSubScene.h"
+#include "PlayerScript.h"
+using namespace crepe;
+using namespace std;
+int PlayerBulletSubScene::create(Scene & scn, int counter) {
+ string unique_name = "player_bullet_" + to_string(counter++);
+ GameObject player_bullet
+ = scn.new_object(unique_name.c_str(), "player_bullet", vec2 {0, -850}, 0, 1);
+
+ Rigidbody & player_bullet_body = player_bullet.add_component<Rigidbody>(Rigidbody::Data {
+ .gravity_scale = 0,
+ .body_type = Rigidbody::BodyType::KINEMATIC,
+ .linear_velocity = vec2 {400, 0},
+ .angular_velocity = 300,
+ .kinematic_collision = false,
+ .collision_layers = {COLL_LAY_ENEMY, COLL_LAY_ZAPPER},
+
+ .collision_layer = COLL_LAY_PLAYER_BULLET,
+
+ });
+ player_bullet_body.active = false;
+ BoxCollider & player_bullet_collider
+ = player_bullet.add_component<BoxCollider>(vec2(30, 30));
+
+ Asset player_bullet_asset {"asset/other_effects/crepe.png"};
+ Sprite & player_bullet_sprite = player_bullet.add_component<Sprite>(
+ player_bullet_asset,
+ Sprite::Data {
+ .flip = {true, false},
+ .sorting_in_layer = SORT_IN_LAY_OBSTACLES,
+ .order_in_layer = 1,
+ .size = vec2(30, 0),
+ }
+ );
+ player_bullet.add_component<BehaviorScript>().set_script<PlayerBulletScript>().active
+ = false;
+ return counter;
+}
diff --git a/game/player/PlayerBulletSubScene.h b/game/player/PlayerBulletSubScene.h
new file mode 100644
index 0000000..72eda62
--- /dev/null
+++ b/game/player/PlayerBulletSubScene.h
@@ -0,0 +1,10 @@
+#pragma once
+
+namespace crepe {
+class Scene;
+}
+
+class PlayerBulletSubScene {
+public:
+ int create(crepe::Scene & scn, int counter);
+};
diff --git a/game/player/PlayerEndScript.cpp b/game/player/PlayerEndScript.cpp
index fb18f2f..4ae813f 100644
--- a/game/player/PlayerEndScript.cpp
+++ b/game/player/PlayerEndScript.cpp
@@ -62,7 +62,9 @@ bool PlayerEndScript::on_collision(const crepe::CollisionEvent & ev) {
rb_player.data.angular_velocity = 0;
rb_player.data.elasticity_coefficient = 0;
- rb_player.data.linear_velocity = vec2(PLAYER_SPEED * dt, 0);
+ if (rb_player.data.linear_velocity.x != 0) {
+ rb_player.data.linear_velocity = vec2(PLAYER_SPEED * dt, 0);
+ }
rb_player.data.linear_velocity_coefficient = vec2(0.5, 0.5);
rb_camera.data.linear_velocity_coefficient = vec2(0.5, 0.5);
for (Animator & anim : anim_player) {
@@ -90,7 +92,7 @@ bool PlayerEndScript::on_collision(const crepe::CollisionEvent & ev) {
jump++;
}
- if (rb_player.data.linear_velocity.x < 5) {
+ if (rb_player.data.linear_velocity.x < 5 && jump >= 3) {
this->trigger_event<EndGameEvent>();
}
diff --git a/game/player/PlayerScript.cpp b/game/player/PlayerScript.cpp
index d45a519..14ad9cd 100644
--- a/game/player/PlayerScript.cpp
+++ b/game/player/PlayerScript.cpp
@@ -1,9 +1,11 @@
#include "PlayerScript.h"
#include "../Config.h"
+#include "../enemy/BattleScript.h"
#include <crepe/api/Animator.h>
#include <crepe/api/AudioSource.h>
+#include <crepe/api/BoxCollider.h>
#include <crepe/api/ParticleEmitter.h>
#include <crepe/api/Rigidbody.h>
#include <crepe/api/Transform.h>
@@ -16,6 +18,41 @@ void PlayerScript::init() {
subscribe<CollisionEvent>([this](const CollisionEvent & ev) -> bool {
return this->on_collision(ev);
});
+ subscribe<KeyPressEvent>([this](const KeyPressEvent & ev) -> bool {
+ if (ev.repeat) return false;
+ return this->on_key_down(ev);
+ });
+ subscribe<KeyReleaseEvent>([this](const KeyReleaseEvent & ev) -> bool {
+ return this->on_key_up(ev);
+ });
+ this->last_fired = std::chrono::steady_clock::now();
+ this->body = get_component<Rigidbody>();
+}
+
+bool PlayerScript::on_key_down(const KeyPressEvent & ev) {
+ if (ev.repeat) return false;
+ if (ev.key == Keycode::SPACE) {
+ const vec2 UP = {0, -1};
+ this->help_kick(UP);
+ }
+ return false;
+}
+
+bool PlayerScript::on_key_up(const KeyReleaseEvent & ev) {
+ if (ev.key == Keycode::SPACE) {
+ const vec2 DOWN = {0, 1};
+ this->help_kick(DOWN);
+ }
+ return false;
+}
+
+void PlayerScript::help_kick(const vec2 & direction) {
+ // softly "kick" the player (at start/end of flight)
+ vec2 & velocity = this->body->data.linear_velocity;
+ float kick_amount = std::min(
+ velocity.length() * PLAYER_HELP_KICK_SCALE, engine_gravity * PLAYER_HELP_KICK_MAX
+ );
+ velocity += direction * kick_amount;
}
bool PlayerScript::on_collision(const CollisionEvent & ev) {
@@ -59,7 +96,8 @@ bool PlayerScript::on_collision(const CollisionEvent & ev) {
audio.play();
return false;
- } else if (ev.info.other.metadata.tag == "missile") {
+ } else if (ev.info.other.metadata.tag == "missile"
+ || ev.info.other.metadata.tag == "enemy_bullet") {
for (Animator & anim : animators) {
anim.active = true;
anim.set_anim(5);
@@ -91,9 +129,21 @@ void PlayerScript::fixed_update(crepe::duration_t dt) {
emitter.data.boundary.offset = vec2(0, -transform.position.y);
}
- Rigidbody & rb = this->get_components_by_name<Rigidbody>("player").front();
+ Rigidbody & rb = this->body;
+ if (this->get_key_state(Keycode::ENTER)) {
+
+ auto now = std::chrono::steady_clock::now();
+ std::chrono::duration<float> elapsed = now - last_fired;
+ if (elapsed > shot_delay) {
+ this->shoot(transform.position, 0);
+ last_fired = now;
+ }
+ }
if (this->get_key_state(Keycode::SPACE)) {
- rb.add_force_linear(vec2(0, -PLAYER_GRAVITY_SCALE / 2.5) * dt.count() / 0.02);
+ rb.add_force_linear(
+ vec2(0, -1) * (engine_gravity * PLAYER_GRAVITY_SCALE * dt.count())
+ );
+
if (prev_anim != 1) {
for (Animator & anim : animators) {
anim.active = true;
@@ -115,7 +165,8 @@ void PlayerScript::fixed_update(crepe::duration_t dt) {
current_jetpack_sound = 0;
}
} else if (transform.position.y == 195) {
- if (prev_anim != 0) {
+ Rigidbody & rb = this->body;
+ if (prev_anim != 0 && rb.data.linear_velocity.x != 0) {
for (Animator & anim : animators) {
anim.active = true;
anim.set_anim(0);
@@ -139,3 +190,26 @@ void PlayerScript::fixed_update(crepe::duration_t dt) {
}
}
}
+
+void PlayerScript::shoot(const vec2 & location, float angle) {
+ RefVector<Transform> bullet_transforms
+ = this->get_components_by_tag<Transform>("player_bullet");
+
+ for (Transform & bullet_pos : bullet_transforms) {
+ if (bullet_pos.position.x == 0 && bullet_pos.position.y == -850) {
+
+ bullet_pos.position = location;
+ bullet_pos.position.x += 20;
+ Rigidbody & bullet_body
+ = this->get_components_by_id<Rigidbody>(bullet_pos.game_object_id).front();
+ BoxCollider bullet_collider
+ = this->get_components_by_id<BoxCollider>(bullet_pos.game_object_id).front();
+ bullet_body.active = true;
+ BehaviorScript & bullet_script
+ = this->get_components_by_id<BehaviorScript>(bullet_pos.game_object_id)
+ .front();
+ bullet_script.active = true;
+ return;
+ }
+ }
+}
diff --git a/game/player/PlayerScript.h b/game/player/PlayerScript.h
index 482b40d..6875b05 100644
--- a/game/player/PlayerScript.h
+++ b/game/player/PlayerScript.h
@@ -1,5 +1,8 @@
#pragma once
+#include "util/OptionalRef.h"
+#include <chrono>
+#include <crepe/api/Config.h>
#include <crepe/api/Event.h>
#include <crepe/api/Script.h>
@@ -10,8 +13,19 @@ public:
private:
bool on_collision(const crepe::CollisionEvent & ev);
+ bool on_key_down(const crepe::KeyPressEvent & ev);
+ bool on_key_up(const crepe::KeyReleaseEvent & ev);
+ // bool on_key_up(const crepe::KeyReleaseEvent& ev);
+ void shoot(const crepe::vec2 & location, float angle);
+ void help_kick(const crepe::vec2 & direction);
private:
int prev_anim = 0;
+ std::chrono::time_point<std::chrono::steady_clock> last_fired;
+ std::chrono::duration<float> shot_delay = std::chrono::duration<float>(0.5);
+
int current_jetpack_sound = 0;
+
+ float & engine_gravity = crepe::Config::get_instance().physics.gravity;
+ crepe::OptionalRef<crepe::Rigidbody> body;
};
diff --git a/game/player/PlayerSubScene.cpp b/game/player/PlayerSubScene.cpp
index f136605..371bc42 100644
--- a/game/player/PlayerSubScene.cpp
+++ b/game/player/PlayerSubScene.cpp
@@ -145,11 +145,12 @@ PlayerSubScene::PlayerSubScene(Scene & scn) {
);
player.add_component<BoxCollider>(vec2(40, 60), vec2(-20, 0));
player.add_component<Rigidbody>(Rigidbody::Data {
- .gravity_scale = PLAYER_GRAVITY_SCALE,
+ .gravity_scale = 1.0,
.body_type = Rigidbody::BodyType::DYNAMIC,
.linear_velocity = vec2(PLAYER_SPEED * 0.02, 0),
.collision_layers
- = {COLL_LAY_BOT_TOP, COLL_LAY_ZAPPER, COLL_LAY_LASER, COLL_LAY_MISSILE},
+ = {COLL_LAY_BOT_TOP, COLL_LAY_ZAPPER, COLL_LAY_LASER, COLL_LAY_MISSILE, COLL_LAY_BULLET
+ },
.collision_layer = COLL_LAY_PLAYER,
});
player.add_component<BehaviorScript>().set_script<PlayerScript>().active = false;